package com.coder520.poi_hibernate.user.service;

import java.util.List;

import com.coder520.poi_hibernate.user.entity.User;

public interface UserService {
	List<User> selectAllUser();
	User selectUserById(Integer id);
	void saveUser(User user);
	void updateUser(User user);
	List<Integer> getId();
	void saveOrUpdate(User user);
}
